WO2019176794A1 - Composition d'encre pour jet d'encre durcissable par rayons actiniques et procédé d'impression - Google Patents

Composition d'encre pour jet d'encre durcissable par rayons actiniques et procédé d'impression Download PDF

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Publication number
WO2019176794A1
WO2019176794A1 PCT/JP2019/009436 JP2019009436W WO2019176794A1 WO 2019176794 A1 WO2019176794 A1 WO 2019176794A1 JP 2019009436 W JP2019009436 W JP 2019009436W WO 2019176794 A1 WO2019176794 A1 WO 2019176794A1
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Prior art keywords
ink composition
acrylate
surface tension
meth
byk
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Ceased
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PCT/JP2019/009436
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English (en)
Japanese (ja)
Inventor
翔太 滝澤
林　宏樹
和男 南
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Dai Nippon Toryo Co Ltd
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Dai Nippon Toryo Co Ltd
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Priority to EP19767260.3A priority Critical patent/EP3766941A4/fr
Priority to US16/979,750 priority patent/US20210040339A1/en
Publication of WO2019176794A1 publication Critical patent/WO2019176794A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/02—Printing inks
    • C09D11/10—Printing inks based on artificial resins
    • C09D11/106—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C09D11/107—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/02—Printing inks
    • C09D11/10—Printing inks based on artificial resins
    • C09D11/101—Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/0023—Digital printing methods characterised by the inks used
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/30—Inkjet printing inks
    • C09D11/32—Inkjet printing inks characterised by colouring agents
    • C09D11/322—Pigment inks
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/30—Inkjet printing inks
    • C09D11/38—Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes

Definitions

  • the present invention relates to an active energy ray-curable inkjet ink composition and a printing method using the ink composition.
  • Patent Document 1 discloses an ultraviolet curable inkjet ink composition containing a pigment, an ultraviolet curable compound, and a photopolymerization initiator. Furthermore, it has been reported that the discharge stability and ink wettability can be improved by including a specific silicone oil as a surface tension adjusting agent.
  • Patent Document 2 discloses an acrylic surface conditioner as an active energy ray curable ink jet ink. Techniques for use in the composition have been proposed.
  • JP 2003-147233 A Japanese Patent Laying-Open No. 2015-67765
  • ink compositions do not require the steps of volatilization / drying of water and organic solvents, and have the advantage of being able to improve productivity because they are quick-drying, but they are similar to organic solvent-based inks / water-based inks. However, there is a problem in that it is difficult to obtain stable discharge.
  • An object of the present invention is to provide an active energy ray-curable ink jet ink composition having a stable discharge and a printing method using the ink composition.
  • the present inventors have found that the object of the present invention can be achieved by the following.
  • An active energy ray-curable inkjet ink composition containing at least a monomer, a pigment, a polymerization initiator, and a surface tension modifier, and having a surface tension at 25 ° C. of 20 to 35 mN / m.
  • An active energy ray-curable inkjet ink composition having a surface tension difference of 5 to 15 mN / m from an unadjusted ink composition to which no modifier is added.
  • the active energy ray-curable inkjet ink composition of the present invention (hereinafter also referred to as ink composition) is an active energy ray-curable inkjet ink composition containing at least a monomer, a pigment, a polymerization initiator, and a surface tension modifier.
  • the surface tension at 25 ° C. is 20 to 35 mN / m, and the difference in surface tension from the unadjusted ink composition to which the surface tension modifier is not added is 5 to 15 mN / m. To do. That is, it has been found that excellent discharge stability can be obtained if the difference between the surface tension before adding the surface conditioner and the surface tension after adding the surface conditioner is within a certain range.
  • monofunctional monomers and polyfunctional monomers can be used alone or in combination as appropriate.
  • Preferred monofunctional monomers include 2-hydroxyethyl (meth) acrylate, 2-hydroxyxypropyl (meth) acrylate, 2-hydroxybutyl (meth) acrylate, 4-hydroxybutyl (meth) acrylate, 6-hydroxyhexyl (meth) ) Acrylate, polyoxyethylene mono (meth) acrylate, polyoxypropylene mono (meth) acrylate, polyoxybutylene mono (meth) acrylate, stearyl (meth) acrylate, acryloylmorpholine, tridecyl (meth) acrylate, lauryl (meth) acrylate , N, N-dimethylacrylamide, decyl (meth) acrylate, phenoxyethyl (meth) acrylate, phenoxydiethylene glycol (me
  • polyfunctional monomer of the present invention examples include 1,10-decanediol di (meth) acrylate, 2-methyl-1,8-octanediol di (meth) acrylate, 2-butyl-2-ethyl-1,3-propane Diol di (meth) acrylate, 1,9-nonanediol di (meth) acrylate, 1,8-octanediol di (meth) acrylate, 1,7-heptanediol di (meth) acrylate, 1,6-hexanediol di (Meth) acrylate, 1,4-butanediol di (meth) acrylate, polytetramethylene glycol di (meth) acrylate, 3-methyl-1,5-pentanediol di (meth) acrylate, hydroxypivalate neopentyl glycol di (Meth) acrylate, neopentyl glyco
  • Preferred monomers for achieving the present invention include 4-hydroxybutyl (meth) acrylate, phenoxyethyl (meth) acrylate, phenoxydiethylene glycol (meth) acrylate, 1,4-butanediol di (meth) acrylate, 1,6 -Hexanediol di (meth) acrylate, 1,9-nonanediol di (meth) acrylate, triethylene glycol di (meth) acrylate, dimethylol-tricyclodecane di (meth) acrylate, trimethylolpropane tri (meth) acrylate It is done.
  • (meth) acrylate means the compound name which represented the acrylate and the methacrylate simultaneously.
  • the monomer having a surface tension of 33 to 42 mN / m is preferably 50% by mass or more based on the total amount of monomers contained.
  • the surface tension of the ink composition at 25 ° C. is 20 to 35 mN / m, and the difference in surface tension from the unadjusted ink composition to which no surface tension adjusting agent is added is 5 to 15 mN / m.
  • the amount of the monofunctional monomer in the ink composition is preferably 25 to 85% by mass, particularly 40 to 85% by mass.
  • the amount of the polyfunctional monomer is preferably 4 to 50% by mass, more preferably 4 to 45% by mass.
  • the ink composition of the present invention may contain an acrylate oligomer in order to increase the strength of the printing layer.
  • An acrylate oligomer may be used individually by 1 type, and may be used in combination of 2 or more type.
  • An acrylate oligomer is an oligomer having one or more acryloyloxy groups (CH 2 ⁇ CHCOO—), and preferably has 2 to 6 functional groups.
  • the acrylate oligomer preferably has a molecular weight of 2000 to 20000. In addition, this molecular weight is a weight average molecular weight of polystyrene conversion.
  • the acrylate oligomer include amino acrylate oligomer [acrylate oligomer having a plurality of amino groups (—NH 2 )], urethane acrylate oligomer [acrylate oligomer having a plurality of urethane bonds (—NHCOO—)], epoxy acrylate oligomer [epoxy group Acrylate oligomers], silicone acrylate oligomers [acrylate oligomers having multiple siloxane bonds (-SiO-)], ester acrylate oligomers [acrylate oligomers having multiple ester bonds (-COO-)] and butadiene acrylate oligomers [with butadiene units A plurality of acrylate oligomers].
  • acrylate oligomers include beam set 502H, beam set 505A-6, beam set 550B, beam set 575, beam set AQ-17 (manufactured by Arakawa Chemical Industries), UA-306H, UA-306I, UA -510H, UF-8001G (manufactured by Kyoeisha Chemical Co., Ltd.), CN929, CN940, CN944B85, CN959, CN961E75, CN961H81, CN962, CN963A80, CN963B80, CN963E75, C963E75, C963J75, C969675 , CN966H90, CN966J75, CN966R60, CN968, CN980, CN981, C 981A75, CN981B88, CN982A75, CN982B88, CN982E75, CN982P90, CN983,
  • urethane acrylate oligomers are preferable from the viewpoint of weather resistance and adhesion, and aliphatic urethane acrylate oligomers having no aromatic ring in the structure are more preferable.
  • the content of the acrylate oligomer is, for example, 1 to 10% by mass in the total mass of the ink composition.
  • the ink composition of the present invention may further contain a colorant such as a dye or a pigment, but preferably contains a pigment from the viewpoint of weather resistance.
  • a colorant such as a dye or a pigment, but preferably contains a pigment from the viewpoint of weather resistance.
  • the content of the colorant is 0.1 to 15% by mass in the ink composition.
  • a coloring agent may be used individually by 1 type, and may be used in combination of 2 or more type.
  • I. Pigment White 1, 2, 4, 5, 6, 7, 11, 12, 18, 19, 21, 22, 23, 26, 27, 28, Examples include aluminum flakes, glass flakes, and hollow particles.
  • C.I. from the viewpoint of weather resistance and color reproducibility of the printed matter.
  • the pigment particles dispersed in the ink composition preferably have a volume average particle diameter of 0.05 to 0.4 ⁇ m and a volume maximum particle diameter of 0.2 to 1 ⁇ m.
  • the volume average particle diameter is larger than 0.4 ⁇ m and the volume maximum particle diameter is larger than 1 ⁇ m, it tends to be difficult to stably discharge the ink composition.
  • the volume average particle diameter and the volume maximum particle diameter can be measured by a measuring instrument using a dynamic light scattering method.
  • a pigment dispersant may be further contained as necessary.
  • the content of the pigment dispersant is, for example, 0.1 to 5% by mass in the ink composition.
  • a pigment dispersant may be used individually by 1 type, and may be used in combination of 2 or more type.
  • the polymerization initiator of the present invention is a photopolymerization initiator having an action of initiating polymerization of a polymerizable monomer when irradiated with active energy rays.
  • the content of the photopolymerization initiator is preferably 1 to 25% by mass, more preferably 1 to 10% by mass in the ink composition.
  • an auxiliary such as a photosensitizer can be used in combination.
  • the photopolymerization initiator examples include benzophenone compounds, acetophenone compounds, thioxanthone compounds, and phosphine oxide compounds. From the viewpoint of curability, the wavelength of the active energy ray to be irradiated and the absorption of the photopolymerization initiator are included. It is preferable that the wavelengths overlap as much as possible.
  • 2,2-dimethoxy-1,2-diphenylethane-1-one 2-benzyl-2-dimethylamino-1- (4-morpholinophenyl) -butanone
  • 2,4,6-trimethylbenzoyl-diphenyl-phosphine oxide bis (2,4,6-trimethylbenzoyl) -phenylphosphine oxide and 2,4-diethylthioxanthone
  • 2,4,6-trimethylbenzoyl- Diphenyl-phosphine oxide is particularly preferred.
  • these photoinitiators may be used individually by 1 type, and may be used in combination of 2 or more type.
  • the active energy ray-curable ink may further contain a light stabilizer.
  • the light stabilizer has an action of absorbing ultraviolet rays and preventing deterioration due to ultraviolet rays.
  • Examples of the light stabilizer include cyanoacrylate compounds, benzophenone compounds, benzoate compounds, benzotriazole compounds, hydroxyphenyl triazine compounds, benzylidene camphor compounds, inorganic fine particles, etc. Among them, ultraviolet absorption has a shorter wavelength.
  • the hydroxyphenyltriazine compound is preferably from the viewpoint of the curability of the ink. From the viewpoint of curability, it is preferable that the wavelength of the active energy ray to be irradiated and the absorption wavelength of the light stabilizer do not overlap as much as possible.
  • the active energy ray-curable ink may further contain a polymerization inhibitor.
  • the polymerization inhibitor has a function of reacting with active radicals generated in the ink and preventing the polymerization reaction from occurring. Further, it has been found that the storage stability can be further improved by adding a polymerization inhibitor to the active energy ray curable ink.
  • the content of the polymerization inhibitor is preferably 0.001 to 5% by mass, and more preferably 0.001 to 1% by mass, based on the total mass of the ink.
  • polymerization inhibitor examples include hydroquinone compounds, phenol compounds, phenothiazine compounds, nitroso compounds, N-oxyl compounds, and the like.
  • polymerization inhibitor examples include phenol, o-, m- or p-cresol, 2-t-butyl-4-methylphenol, 6-t-butyl-2,4-dimethylphenol, 2,6- Di-t-butyl-4-methylphenol, 2-t-butylphenol, 4-t-butylphenol, 2,4-di-t-butylphenol, 2-methyl-4-t-butylphenol, 4-t-butyl-2 Phenol compounds such as 1,6-dimethylphenol, hydroquinone, hydroquinone monomethyl ether, methyl hydroquinone, 2,5-di-t-butyl hydroquinone, 2-methyl-p-hydroquinone, 2,3-dimethyl hydroquinone, trimethyl hydroquinone 4- Methylbenzcatechin, t-butylhydroquinone, 3-methylbenzcatechin, 2- Hydroquinone compounds such as til-p-hydroquinone, 2,3-dimethylhydroquinone, trimethyl
  • the ink composition of the present invention preferably contains a surface conditioner for the purpose of improving wettability to the surface of the recording medium and preventing repelling.
  • the “surface adjusting agent” means a substance having a hydrophilic part and a hydrophobic part in the molecular structure and capable of adjusting the surface tension of the ink composition by adding.
  • anionic surface conditioners such as dialkylsulfosuccinates, alkylnaphthalenesulfonates, fatty acid salts, polyoxyethylene alkyl ethers, polyoxy Nonionic surface conditioners such as ethylene alkyl allyl ethers, acetylene glycols, polyoxyethylene / polyoxypropylene block copolymers,
  • a silicon-based surface conditioner or an acrylic-based surface conditioner is preferable, and commercially available products such as Big Chemie, Evonik, and Toray Dow Corning can be used. These surface conditioners can be used alone or in combination of two or more. Further, in the case of a silicon-based surface conditioner, it is preferably a polyether-modified silicone oil and an HLB of 7.6 to 12.
  • the content of the surface conditioner in the ink composition of the present invention can be appropriately selected depending on the purpose of use. For example, it is preferably 0.01 to 1% by mass in the ink composition.
  • the ink composition of the present invention may further contain a pigment dispersant as necessary in order to disperse the pigment.
  • the content of the pigment dispersant is, for example, 0.1 to 5% by mass of the ink composition.
  • a pigment dispersant may be used individually by 1 type, and may be used in combination of 2 or more type.
  • pigment dispersant examples include ANTI-TERRA-U, ANTI-TERRA-U100, ANTI-TERRA-204, ANTI-TERRA-205, DISPERBYK-101, DISPERBYK-102, DISPERBYK-103, DISPERBYK-106, DISPERBYK-108, DISPERBYK-109, DISPERBYK-110, DISPERBYK-111, DISPERBYK-112, DISPERBYK-116, DISPERBYK-130, DISPERBYK-140, DISPERBYK-142, DISPERBYK-145, DISPERBYK-161, DISPERBYK-162, DISPERBYK-163, DISPERBYK-164, DISPERBYK-166, DISPERBYK-167, DISPERBYK-168, DISPERBYK-170, DISPERBYK-171, DISPERBYK-
  • the ink composition of the present invention preferably has a viscosity at the temperature at the time of ink ejection of 5.5 to 7.5 mPa ⁇ s. If the viscosity at 25 ° C. is 50 mPa ⁇ s or less, there is no difficulty in handling, but it is preferably 25 mPa ⁇ s.
  • the temperature at the time of ink ejection is appropriately selected depending on the ink jet printer, but is preferably room temperature (20 ° C.) to 60 ° C.
  • the ink composition of the present invention may contain additives (components) other than the additives listed above.
  • additives include, for example, conventionally known penetration enhancers, wetting agents (humectants), and other additives.
  • examples of other additives include conventionally known fixing agents. Agents, antifungal agents, preservatives, antioxidants, chelating agents, pH adjusters, and thickeners.
  • the ink composition of the present invention is a mixture of the monomer, pigment, polymerization initiator and surface conditioner and various components appropriately selected as necessary, and the nozzle diameter of the ink jet print head to be used, if necessary. Can be prepared by filtering the resulting mixture using a filter having a pore size of about 1/10 or less of the above.
  • the monomer and the pigment may be separately dispersed and then mixed with other components.
  • the ink composition of the present invention can be used in various ink jet printers.
  • the ink jet printer include an ink jet printer that ejects an ink composition by a charge control method or a piezo method.
  • the active energy ray-curable inkjet ink composition of the present invention can be suitably applied particularly to large inkjet printers, specifically, inkjet printers intended for printing on articles produced on industrial lines.
  • the ink ejection temperature by the ink jet printer is preferably adjusted so that the viscosity of the ink composition is 5.5 to 7.5 mPa ⁇ s.
  • a printing layer with favorable weather resistance can be formed by irradiating an active energy ray and hardening a printing layer after printing with an inkjet printer.
  • the wavelength of the active energy ray irradiated in order to harden the said printing layer overlaps with the absorption wavelength of a photoinitiator, and with respect to the active energy ray curable inkjet ink composition of this invention.
  • the active energy ray preferably has a dominant wavelength of 360 to 425 nm.
  • ⁇ Measurement method of surface tension The measurement was performed using a surface tension meter (CBVP-Z manufactured by Kyowa Interface Chemical Co., Ltd.) at a temperature of 25 ° C.
  • ⁇ Mist ⁇ A nozzle check image was printed on a copy sheet with an inkjet printer, and the periphery of the image was observed with a microscope to evaluate the mist state. ⁇ : No contamination by mist is observed. ⁇ : Slight contamination by mist is observed, but good level. ⁇ : Level at which contamination by mist is not acceptable.
  • the compounding agents described in Tables 1 to 4 are as follows. a) Pigment dispersant (by Big Chemie Japan) b) Photopolymerization initiator (Lambson) c) Surface conditioner (Toray Dow Corning, HLB value 10) d) Surface conditioner (manufactured by Dow Corning Toray, HLB value 8) e) Surface conditioner (Shin-Etsu Chemical Co., Ltd., HLB value 12) f) Surface conditioner (manufactured by Shin-Etsu Chemical Co., Ltd., HLB value 7) g) Surface conditioner (Toray Dow Corning, HLB value 15)
  • the surface tension at 25 ° C. is outside the range of 20 to 35 mN / m (Comparative Examples 1 and 2), or the difference in surface tension from the unadjusted ink composition to which no surface tension adjusting agent is added is 5 to When it was out of the range of 15 mN / m (Comparative Examples 3, 4, 5, and 6), the discharge stability was not sufficient.

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Ink Jet Recording Methods And Recording Media Thereof (AREA)
  • Ink Jet (AREA)

Abstract

La présente invention a pour but de fournir une composition d'encre pour jet d'encre durcissable par rayons actiniques ayant une stabilité de distribution et un procédé d'impression comprenant l'utilisation de la composition d'encre. La solution selon l'invention porte sur une composition d'encre pour jet d'encre durcissable par rayons actiniques comprenant un monomère, un pigment, un initiateur de polymérisation, et un modificateur de tension de surface et qui a une tension de surface à 25 °C de 20-35 mN/m et diffère de 5-15 mN/m en tension de surface à partir de la composition d'encre non modifiée à laquelle le modificateur de tension de surface n'a pas été ajouté.
PCT/JP2019/009436 2018-03-16 2019-03-08 Composition d'encre pour jet d'encre durcissable par rayons actiniques et procédé d'impression Ceased WO2019176794A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP19767260.3A EP3766941A4 (fr) 2018-03-16 2019-03-08 Composition d'encre pour jet d'encre durcissable par rayons actiniques et procédé d'impression
US16/979,750 US20210040339A1 (en) 2018-03-16 2019-03-08 Actinic radiation-curable inkjet ink composition and printing method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018049861A JP2019157077A (ja) 2018-03-16 2018-03-16 活性エネルギー線硬化型インクジェットインク組成物及び印刷方法
JP2018-049861 2018-03-16

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WO2019176794A1 true WO2019176794A1 (fr) 2019-09-19

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Cited By (2)

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Publication number Priority date Publication date Assignee Title
WO2021107104A1 (fr) * 2019-11-29 2021-06-03 三菱ケミカル株式会社 Encre aqueuse durcissable aux ultraviolets pour impression à jet d'encre, composition aqueuse durcissable aux ultraviolets pour impression à jet d'encre, et objet imprimé
JP2021091845A (ja) * 2019-01-22 2021-06-17 株式会社リコー インク、インクセット、インク容器、記録方法、及び、記録装置

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JP7641707B2 (ja) * 2019-11-20 2025-03-07 スリーエム イノベイティブ プロパティズ カンパニー 低光沢な外観を呈する無機ナノ粒子含有表面層を含む積層体及び無機ナノ粒子含有放射線硬化型インク
JP6834050B1 (ja) 2020-09-03 2021-02-24 大日精化工業株式会社 顔料分散剤組成物及びその製造方法、顔料分散液、並びに活性エネルギー線硬化型インクジェットインク
JP7813111B2 (ja) * 2021-09-08 2026-02-12 サカタインクス株式会社 デジタルエンボスの作成方法

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WO2016175204A1 (fr) * 2015-04-28 2016-11-03 東亞合成株式会社 Composition durcissable et procédé de renforcement de structure profilée à l'aide de celle-ci
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